Earth Day Number After to 100 Color by Number

Inside the case file

Find the number, color, reveal! In this Earth Day color-by-number, students figure out what comes next, match the missing number to the color key, and fill the grid square by square to uncover a hidden springtime picture — no worksheets, no prep, just a link.

Send the link and let the mystery picture do the motivating. Every square colored correctly brings the Earth Day image into view, and the self-checking design keeps students on track.

Quick details

• Grade levels: K–2
• Format: Interactive, browser-based color-by-number
• Resource type: No-prep, self-checking activity
• Skill focus: Number after / missing numbers to 100
• Tech needed: Any browser device (Chromebook, laptop, or tablet)

The activity

A hidden Earth Day picture is waiting under the grid. Students find the number that comes next, match it to the color in the key, and color the squares to reveal the surprise.

How it works

Open the private link (no app, no login) and start coloring. Find each missing number, choose the color that matches, and watch the grid fill in. Correct answers build the picture while the activity checks itself — finish the grid to reveal the mystery Earth Day image.

What's included

• An interactive color-by-number activity on a private site
• A mystery Earth Day picture that reveals as students work
• No Boom Cards, Google Slides, logins, or subscriptions
• A PDF containing the private access link to share via Google Classroom, email, or any LMS

Skills covered

• Identifying the number that comes after (1 more)
• Filling in missing numbers to 100
• Counting sequence and number-order fluency

Best used for

Math centers, tech time, early finishers, sub plans, homeschool, Earth Day and spring activities, review, and distance learning.